Kulecka, Maria
Waker, Edyta
Ambrozkiewicz, Filip
Paziewska, Agnieszka
Skubisz, Karolina
Cybula, Patrycja
Targoński, Łukasz
Mikula, Michał
Walewski, Jan
Ostrowski, Jerzy
Article History
Received: 15 October 2020
Accepted: 8 January 2021
First Online: 28 January 2021
Ethics approval and consent to participate
: The studies involving human participants were reviewed and approved by Bioethics Committee at Maria Skłodowska-Curie National Research Institute of Oncology. In line with the opinion of the Bioethics Committee at Maria Skłodowska-Curie National Research Institute of Oncology our study did not require informed consent for the following reasons: This is a retrospective study describing the genetic differences between <i>C. difficile</i> strains but not between patients; bacterial strains were isolated during routine diagnostics and then banked over the course of one to 10 years; most of these patients are already dead.
: Not applicable.
: The authors declare that they have no competing interests.